1. 
   lawrencium
   [n] - a radioactive transuranic element synthesized from californium
   Found op http://www.webdictionary.co.uk/definition.php?query=lawrencium
   
   
2. 
   Lawrencium
   The only known isotope has a half life of 8 seconds. Symbol LrDiscoveredFirst artificially created in 1961 by a team led by American chemist Albert Ghiorso.
   Found op http://www.diracdelta.co.uk/science/source/l/a/lawrencium/source.html
   
   
3. 
   lawrencium
   <chemical> Lawrencium. A radioactive actinide discovered in 1961. It has the atomic symbol lr, atomic number 103, and atomic weight of 257. There are two isotopes with mass number 257 or 258, and mass number 256. ... Chemical name: Lawrencium ... (12 Dec 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?lawrencium
   
   
4. 
   lawrencium
   Lr noun a radioactive transuranic element synthesized from californium
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=lawrencium
   
   
5. 
   lawrencium
   (Lr) (law-ren´se-әm) a chemical element, atomic number 103, atomic weight 257.
   Found op http://www.encyclo.co.uk/local/21001
   
   
6. 
   lawrencium
   (Lr), synthetic chemical element, the 14th member of the actinoid series of the periodic table, atomic number 103. Not occurring in nature, ... [2 related articles]
   Found op http://www.britannica.com/eb/a-z/l/24
   
   
7. 
   Lawrencium
   Lawrencium (m {Respell|lə|REN|see-əm}) is a radioactive synthetic chemical element with the symbol Lr (formerly Lw) and atomic number 103. In the periodic table of the elements, it is a period 7 d-block element and the last element of the actinide series. Chemistry experiments have confirmed that...
   Found op http://en.wikipedia.org/wiki/Lawrencium
   
   
8. 
   lawrencium
   (Lr) A radioactive, metallic element that is a member of the actinide series and also a transuranic element. It was first made by A. Ghioro and co-workers in 1961 at the University of California at Berkeley by bombarding californium with boron nuclei; it is named after the physi...
   Found op http://www.daviddarling.info/encyclopedia/L/lawrencium.html
   
   
9. 
   lawrencium
   lawrencium, artificially produced radioactive chemical element; symbol Lr; at. no. 103; mass number of most stable isotope 262; m.p. about 1,627°C; b.p. and sp. gr. unknown; valence +3. Lawrencium is the last member of the actinide series of elements found in Group 3 of the periodic table. Lawre...
   Found op http://www.infoplease.com/ce6/sci/A0829111.html
   
   
10. 
    Lawrencium
    Lawrencium is an artificial radioactive element with the symbol Lr.
    Found op http://www.probertencyclopaedia.com/browse/GL.HTM
    
    
11. 
    lawrencium
    (Lr, Lw) Type: Term Pronunciation: law-ren′sē-ŭm Definitions: 1. An artificial transplutonium element; atomic no. 103; atomic wt. 262.11.
    Found op http://www.medilexicon.com/medicaldictionary.php?t=48275
    
    
12. 
    lawrencium
    Synthesized, radioactive, metallic element, the last of the actinide series, atomic number 103, relative atomic mass 262. Its only known isotope, Lr-257, has a half-life of 4.3 seconds and was originally synthesized at the University of California at Berkeley in 1961 by bombarding californium with b...
    Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0010051.html
    
    
13. 
    lawrencium
    1) Artificial radioactive element with the symbol lr 2) Atomic number 103 3) Chemical element 4) Element 5) Lw
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/lawrencium/1
    
    

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